Borrowings including the impact of Interest Rate and Cross-Currency Swaps (Detail) - USD ($) $ in Millions		12 Months Ended
		Oct. 01, 2022	Oct. 02, 2021
Debt Instrument [Line Items]
Borrowings		$ 48,369	$ 54,406
Less current portion		3,070	5,866
Total long-term borrowings		45,299	48,540
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	14,472
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums		1,900	2,100
Qualifying hedges, market value adjustments for debt		1,700	100
Before International Theme Park Consolidation
Debt Instrument [Line Items]
Borrowings		$ 46,944	53,075
Borrowings, Stated Interest Rate	[2]	3.85%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 14,472
Borrowings, Effective Interest Rate	[3]	4.02%
Commercial Paper
Debt Instrument [Line Items]
Borrowings		$ 1,662	1,992
Borrowings, Stated Interest Rate	[2]	0.00%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 0
Borrowings, Effective Interest Rate	[3]	3.31%
U.S. Dollar Denominated Notes
Debt Instrument [Line Items]
Borrowings	[4]	$ 45,091	49,090
Borrowings, Stated Interest Rate	[2]	4.03%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 12,625
Borrowings, Effective Interest Rate	[3]	4.07%
U.S. Dollar Denominated Notes | Minimum
Debt Instrument [Line Items]
Borrowings, Stated Interest Rate		1.75%
Swap Maturity Year		Dec. 31, 2023
U.S. Dollar Denominated Notes | Maximum
Debt Instrument [Line Items]
Borrowings, Stated Interest Rate		9.50%
Swap Maturity Year		Dec. 31, 2031
Foreign currency denominated debt
Debt Instrument [Line Items]
Borrowings		$ 1,844	2,011
Borrowings, Stated Interest Rate	[2]	2.92%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 1,847
Borrowings, Effective Interest Rate	[3]	3.42%
Foreign currency denominated debt | Minimum
Debt Instrument [Line Items]
Swap Maturity Year		Dec. 31, 2025
Foreign currency denominated debt | Maximum
Debt Instrument [Line Items]
Swap Maturity Year		Dec. 31, 2027
Other
Debt Instrument [Line Items]
Custom Long-term Debt (contra)	[5]	$ (1,653)	(18)
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	0
Asia International Theme Parks
Debt Instrument [Line Items]
Borrowings		$ 1,425	$ 1,331
Borrowings, Stated Interest Rate	[2]	2.35%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 0
Borrowings, Effective Interest Rate	[3]	6.11%
Total borrowings
Debt Instrument [Line Items]
Borrowings, Stated Interest Rate	[2]	3.94%
Borrowings, Effective Interest Rate	[3]	4.08%
Long Term Debt, Current Portion
Debt Instrument [Line Items]
Borrowings, Stated Interest Rate	[2]	3.65%
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 1,000
Borrowings, Effective Interest Rate	[3]	3.85%
Non Current
Debt Instrument [Line Items]
Interest rate and Cross-Currency Swaps, Pay Floating Interest Rate	[1]	$ 13,472

[1] Amounts represent notional values of interest rate and cross-currency swaps outstanding as of October 1, 2022.

[2] The stated interest rate represents the weighted-average coupon rate for each category of borrowings. For floating-rate borrowings, interest rates are the rates in effect at October 1, 2022; these rates are not necessarily an indication of future interest rates.

[3] The effective interest rate includes the impact of existing and terminated interest rate and cross-currency swaps, purchase accounting adjustments and debt issuance premiums, discounts and costs.

[4] Includes net debt issuance discounts, costs and purchase accounting adjustments totaling a net premium of $1.9 billion and $2.1 billion at October 1, 2022 and October 2, 2021, respectively.

[5] Includes market value adjustments for debt with qualifying hedges, which reduces borrowings by $1.7 billion and $0.1 billion at October 1, 2022 and October 2, 2021, respectively.